Solve for x and y (x+yi) + ( 4+9i) = 9-4i a x = 9 and y = -4 b x = -9 and y = 4 c x = 5 and y = 13 d x = 5 and y = -13

Which of the following of the following sets of side lengths could not form a triangle?

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42

Julie buys 2kg of apples and 7kg of pears ? 12.70. the pears cost ? 1.30 per kilogram what is the price per kilogram of the apples? show your working out